4081082 has 4 divisors (see below), whose sum is σ = 6121626. Its totient is φ = 2040540.

The previous prime is 4081079. The next prime is 4081111. The reversal of 4081082 is 2801804.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2686321 + 1394761 = 1639^2 + 1181^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020269 + ... + 1020272.

Almost surely, 2^4081082 is an apocalyptic number.

4081082 is a deficient number, since it is larger than the sum of its proper divisors (2040544).

4081082 is a wasteful number, since it uses less digits than its factorization.

4081082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040543.

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 4081082 is about 2020.1688048280. The cubic root of 4081082 is about 159.8055189110.

Adding to 4081082 its reverse (2801804), we get a palindrome (6882886).

The spelling of 4081082 in words is "four million, eighty-one thousand, eighty-two".